Related Experiment Video
Updated: Jun 24, 2026
09:57
Electromagnetic Source Imaging in Presurgical Evaluation of Children with Drug-Resistant Epilepsy
Published on: September 20, 2024
Electromagnetic-guided neuroendoscopy in the pediatric population
Meharpal Sangra1, Simon Clark, Caroline Hayhurst
1Department of Neurosurgery, Royal Liverpool Children's Hospital National Health Service Trust, Liverpool, United Kingdom.
Journal of Neurosurgery. Pediatrics
|April 3, 2009
Summary
Electromagnetic navigation offers a reliable, image-guided neuroendoscopy solution for pediatric patients, eliminating the need for rigid head fixation. This technology simplifies navigation and is suitable for various complex neurological conditions.
Area of Science:
- Neurosurgery
- Medical Technology
- Pediatric Surgery
Background:
- Image-guided neuroendoscopy aims to improve surgical outcomes and ease navigation.
- Traditional methods require rigid head fixation, posing challenges in infants.
- Optical systems face line-of-sight limitations.
Observation:
- Electromagnetic navigation (StealthStation, Medtronic) was used without rigid head fixation.
- A dynamic reference frame attached via adhesive dressing enabled registration.
- Navigation was performed using a stylet within the endoscope.
Findings:
- Electromagnetic navigation proved successful in all 28 procedures across 23 pediatric patients.
- Procedures included arachnoid cyst marsupialization, hydrocephalus fenestration, and tumor biopsies.
- Two complications occurred: a subdural collection and one case requiring a shunt post-treatment.
Implications:
- Electromagnetic navigation provides reliable image-guided endoscopy, especially for infants.
- It overcomes limitations of rigid fixation and optical systems.
- This technology is suitable for treating diverse pediatric neurosurgical conditions.
Related Concept Videos
01:28Endoscopic Procedures III: Video Capsule Endoscopy
Capsule endoscopy, or wireless or video capsule endoscopy, is a diagnostic procedure for examining the entire gastrointestinal tract. Patients swallow a capsule about the size of a vitamin tablet. The capsule is equipped with a transmitter, a battery, an LED light source, and a color video camera to capture images throughout the gastrointestinal tract. This procedure is particularly useful for diagnosing conditions such as Crohn's disease, ulcerative colitis, tumors, polyps, ulcers, unexplained...
01:29Endoscopic Procedures I: Esophagogastroduodenoscopy
An Esophagogastroduodenoscopy (EGD) is a diagnostic procedure in which an endoscopist uses a flexible, lighted endoscope to visualize the upper gastrointestinal (GI) tract. The procedure includes visualizing the oropharynx, esophagus, stomach, and the first part of the small intestine, the duodenum.
During an EGD, the endoscope can be used to:
During an EGD, the endoscope can be used to: